Walking "Caterpillar" Gel...
Forget electronics, the coolest thing in robotics... ...ing gel that inches along just like a caterpillar: Shingo Maeda and colleagues made the colour-changing, motile g... ...-locomoting material on such a scale before, says Maeda
https://www.neatorama.com/2009/06/02/walking-caterpillar-gel/
